diff --git a/helm/schedulerservice/templates/_helpers.tpl b/helm/schedulerservice/templates/_helpers.tpl
index f77e21c..b9137c3 100644
--- a/helm/schedulerservice/templates/_helpers.tpl
+++ b/helm/schedulerservice/templates/_helpers.tpl
@@ -64,21 +64,14 @@ Create the name of the service account to use
 
 {{/*
 Get the effective database host
-Returns host if set, otherwise derives from mysqlRelease if set
+Priority: host > mysqlRelease > autoDerive (from namespace)
 */}}
 {{- define "schedulerservice.dbHost" -}}
 {{- if .Values.externalDatabase.host }}
 {{- .Values.externalDatabase.host }}
 {{- else if .Values.externalDatabase.mysqlRelease }}
 {{- printf "%s-mysql" .Values.externalDatabase.mysqlRelease }}
-{{- end }}
-{{- end }}
-
-{{/*
-Check if database config is enabled (host or mysqlRelease is set)
-*/}}
-{{- define "schedulerservice.dbEnabled" -}}
-{{- if or .Values.externalDatabase.host .Values.externalDatabase.mysqlRelease }}
-{{- true }}
+{{- else if .Values.externalDatabase.autoDerive }}
+{{- printf "%s-os-schedules-argo-syncer-mysql" .Release.Namespace }}
 {{- end }}
 {{- end }}
diff --git a/helm/schedulerservice/templates/deployment.yaml b/helm/schedulerservice/templates/deployment.yaml
index 31f9ef5..dc2231d 100644
--- a/helm/schedulerservice/templates/deployment.yaml
+++ b/helm/schedulerservice/templates/deployment.yaml
@@ -84,7 +84,8 @@ spec:
             {{- end }}
             {{- if $dbHost }}
             - name: db-config
-              mountPath: /etc/onlinesales/db
+              mountPath: /etc/onlinesales/config/schedulerService/hibernate.cfg.xml
+              subPath: hibernate.cfg.xml
               readOnly: true
             {{- end }}
           {{- end }}
diff --git a/helm/schedulerservice/values-local.yaml b/helm/schedulerservice/values-local.yaml
index fcef555..1478cb3 100644
--- a/helm/schedulerservice/values-local.yaml
+++ b/helm/schedulerservice/values-local.yaml
@@ -102,10 +102,11 @@ env:
     value: "DEBUG"
 
 # External Database - connects to os-schedules-argo-syncer's MySQL subchart
-# mysqlRelease auto-derives host as {mysqlRelease}-mysql
+# autoDerive: true will auto-derive host as {namespace}-os-schedules-argo-syncer-mysql
 externalDatabase:
-  host: ""  # Leave empty to use mysqlRelease-derived host
-  mysqlRelease: ""  # Set by Backstage: {namespace}-os-schedules-argo-syncer
+  host: ""  # Leave empty to use auto-derived host
+  mysqlRelease: ""  # Optional: set to override auto-derive
+  autoDerive: true  # Auto-derive host from namespace: {namespace}-os-schedules-argo-syncer-mysql
   port: "3306"
   database: "os_scheduling_db"
   username: "scheduler_user"
diff --git a/helm/schedulerservice/values.yaml b/helm/schedulerservice/values.yaml
index 45809fb..7d0d795 100644
--- a/helm/schedulerservice/values.yaml
+++ b/helm/schedulerservice/values.yaml
@@ -132,11 +132,14 @@ env: []
 
 # External Database configuration
 # MySQL is deployed as a shared dependency (not a subchart)
-# Set externalDatabase.host to connect to the shared MySQL instance
-# Or set externalDatabase.mysqlRelease to auto-derive host as {mysqlRelease}-mysql
+# Options (in priority order):
+#   1. host: explicit MySQL host
+#   2. mysqlRelease: derives host as {mysqlRelease}-mysql
+#   3. autoDerive: derives host as {namespace}-os-schedules-argo-syncer-mysql
 externalDatabase:
   host: ""
-  mysqlRelease: ""  # If set, derives host as {mysqlRelease}-mysql
+  mysqlRelease: ""
+  autoDerive: false  # Set to true to auto-derive host from namespace
   port: "3306"
   database: "os_scheduling_db"
   username: "scheduler_user"